Answer:
$10
Step-by-step explanation:
Interest rate of 6% means ,She had to pay 6 percent of $400 in a year as Interest
Which is 6×
= $ 24 (In 12 months)
So, In one month she had to pay $2.
Thus,
In 5 months she had to pay $10 as Interest
135 ----- 100%
120 ----- x
------------------------
x = 120*100/135 = 88,8
100-88,8 = 11,2 %
the decrease percent was 11,2 %
hope helped
Answer:
6h^2 -4h -2
Step-by-step explanation:
(h^2 +4h -4) +(5h^2 -8h +2)
= h^2(1 +5) +h(4 -8) +(-4 +2) . . . . group like terms
= 6h^2 -4h -2